FR319894A - Improvements in telescopes - Google Patents

Improvements in telescopes

Info

Publication number
FR319894A
FR319894A FR319894DA FR319894A FR 319894 A FR319894 A FR 319894A FR 319894D A FR319894D A FR 319894DA FR 319894 A FR319894 A FR 319894A
Authority
FR
France
Prior art keywords
telescopes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Fiske
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR319894A publication Critical patent/FR319894A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR319894D 1902-03-24 1902-03-24 Improvements in telescopes Expired FR319894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR319894T 1902-03-24

Publications (1)

Publication Number Publication Date
FR319894A true FR319894A (en) 1902-11-26

Family

ID=1370433

Family Applications (1)

Application Number Title Priority Date Filing Date
FR319894D Expired FR319894A (en) 1902-03-24 1902-03-24 Improvements in telescopes

Country Status (1)

Country Link
FR (1) FR319894A (en)

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